Spectrum of the amplitude-modulated wave is observed by a radio frequency spectrum analyzer and amplitude values of every spectrum are recorded at the upper sideband or lower sideband.
用射频频谱分析仪观测一个已调波的频谱成分，记录上边带或下边带中各条谱线的幅度值，从而可以根据有关算式计算出调制信号（音频信号）的失真度。
Virtual Instrument technology is used in the design of the general wave recorder, impact analyzer, spectrum analyzer, stable and transient signal analyzer and so on.
系统软件使用虚拟仪器技术，设计了通用数据记录仪、浪涌分析仪、频谱分析仪、稳态和瞬态信号分析仪等多种虚拟仪器。
The millimeter-wave PSA spectrum analyzer with up to 80 MHz analysis bandwidth is available now.
微毫米波PSA光谱分析仪80兆赫的分析基带，现在有货。
The millimeter-wave PSA spectrum analyzer with up to 80 MHz analysis bandwidth is available now.
微毫米波PSA光谱分析仪80兆赫的分析基带，现在有货。
应用推荐